ufdollar.blogg.se - Visual studio winforms create text box from database object

To do this we are going to extend ObservableCollection to add IListSource functionality. The assembly is no longer used for Entity Framework 6 applications.Ĭollection properties must implement the IListSource interface to enable two-way data binding with sorting when using Windows Forms. If the project has a reference to, then it will be removed when the EntityFramework package is installed. In addition to the EntityFramework assembly a reference to is also added.

In the Manage NuGet Packages dialog, Select the Online tab and choose the EntityFramework package.

In Solution Explorer, right-click on the WinFormswithEFSample project.

Install the Entity Framework NuGet package

Select Windows in the left pane and Windows FormsApplication in the right pane.

For more information, see Installing NuGet. If you are using Visual Studio 2010, you also have to install NuGet. You need to have Visual Studio 2013, Visual Studio 2012 or Visual Studio 2010 installed to complete this walkthrough. The screen shots and code listings in this walkthrough are taken from Visual Studio 2013 but you can complete this walkthrough with Visual Studio 2012 or Visual Studio 2010. The WinForms data-binding framework enables navigation between related objects: selecting rows in the master view causes the detail view to update with the corresponding child data. Then, the Visual Studio tools are used to bind the types defined in the model to the WinForms controls. The model defines two types that participate in one-to-many relationship: Category (principal\master) and Product (dependent\detail).

The application uses Entity Framework to populate objects with data from the database, track changes, and persist data to the database. This step-by-step walkthrough shows how to bind POCO types to Window Forms (WinForms) controls in a “master-detail" form.